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Canvas miterLimit 属性

❮ Canvas 参考

示例

绘制最大斜接长度为 5 的线条

您的浏览器不支持 HTML5 canvas 标签。

JavaScript

const canvas = document.getElementById("myCanvas");
const ctx = canvas.getContext("2d");

ctx.lineWidth = 10;
ctx.lineJoin = "miter";
ctx.miterLimit = 5;
ctx.moveTo(20, 20);
ctx.lineTo(50, 27);
ctx.lineTo(20, 34);
ctx.stroke();
自己试试 »

描述

miterLimit 属性设置或返回最大斜接长度。

miterLimit 属性用于防止斜接长度过长。

miterLimit 属性仅在 lineJoin 属性为 "miter" 时有效。

默认值为 10。

斜接长度是两条线相交处的内角和外角之间的距离。

Miter Limit figure 1

斜接长度随着角的角度变小而变大。

如果斜接长度超过 miterLimit 值,则角将显示为 lineJoin 类型 "bevel" (图 3)

Miter Limit figure 2

另请参阅

lineJoin 属性 (设置连接端点)

lineWith 属性 (设置线宽)


语法

context.miterLimit = number

属性值

描述 播放它
number 最大斜接长度。如果斜接长度超过 miterLimit,则角将显示为 lineJoin "bevel"。 播放它 »

浏览器支持

<canvas> 元素是 HTML5 标准 (2014)。

miterLimit 在所有现代浏览器中都受支持

Chrome Edge Firefox Safari Opera IE
9-11

❮ Canvas 参考
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